Bonjour
3/3 x 6/7 = 18/21 = (3 x 6) / (3 x 7) = 6/7.
En fait 3/3 = 1 et 1 x 6/7 = 6/7.
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Bonjour
3/3 x 6/7 = 18/21 = (3 x 6) / (3 x 7) = 6/7.
En fait 3/3 = 1 et 1 x 6/7 = 6/7.